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ID = 28677
Brand: Lutèce-Lumière S.A.; Paris
Tube type:  Triode, vacuum   Power/Output 
Identical to P403
First year 1928 ?? Saga of the Vacuumtube, Tyne page 413

Base Europe 4-Pin (A, 4A, B4, since 1914)
Was used by Radio/TV-reception etc.
Filament Vf 4 Volts / If 0.2 Ampere
Description Manufacturers : Lutèce-Lumiere SA, Paris
LF power amplifier
Va : up to 220V
Ia : 15mA
Vg : -40 to -50V
S : 2.8 mA/V
μ : 3.6
Text in other languages (may differ)
Literature - - Manufacturers Literature   Catalog 1929
P403: Manufacturers data
Patrice Zeissloff

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